package com.learn.demo.netty.rpc.publicserver;

/**
 * 公共接口
 *
 * @author banjiawei
 * @date 2022/03/11
 */
public interface HelloService {
    /**
     * 发送消息
     * @author banjiawei
     * @date 2022/3/11
     * @param msg
     * @return java.lang.String
     */
    String sayHello(String msg);
}
